The average train between Islip and Rockville Centre takes 1h 10m and the fastest train takes 51 min. There is a train service every few hours from Islip to Rockville Centre. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run hourly between Islip and Rockville Centre. The earliest departure is at 12:11 AM at night, and the last departure from Islip is at 10:56 PM which arrives into Rockville Centre at 12:24 AM. All services require a transfer, and take on average 1h 10m. The schedules shown below are for the next available departures.

1h 18m • 1 change

1h 18m • 1 change

1h 20m • 1 change

1h • 1 change

1h 14m • 1 change

55 min • 1 change

1h 23m • 1 change

1h 19m • 1 change

1h 13m • 1 change

55 min • 1 change

1h 23m • 1 change

1h 19m • 1 change

1h • 1 change

1h 32m • 1 change

1h 3m • 1 change

56 min • 1 change
Want to know about travelling from Islip to Rockville Centre? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Islip to Rockville Centre. However, there are services departing from Islip station and arriving at Rockville Centre station via Babylon. The journey, including transfers, takes approximately 1h 10m.
Islip to Rockville Centre train services, operated by Long Island Rail Road, depart from Islip station.
Islip to Rockville Centre train services, operated by Long Island Rail Road, arrive at Rockville Centre station.
The distance between Islip and Rockville Centre is 37.2 km. The road distance is 38 km.
You can take a train from Islip to Rockville Centre via Babylon in around 1h 9m.